.tab {
    width: 100%;
    height: .45rem;
    position: fixed;
    bottom: 0px;
    left: 50%;
    transform: translate(-50%);
}

.tab-container {
    width: 100%;
    height: .45rem;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    align-items: center;
    background-color: #fff;
}
.tab-container div {
    /* width: 2.5rem; */
    /* height: .4rem; */
    font-size: .08rem;
    text-align: center;
    line-height: .15rem;
}
.itemClick {
    color: #ceac51;
}
.tab-container img {
    width: 0.2rem;
    height: 0.2rem;
}
